Home / 14,860,440.28-20,509,649.16-9,062,585.28

Finding the Fourth Proportional to 14,860,440.28, 20,509,649.16 and 9,062,585.28

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Solution

The fourth proportional to 14,860,440.28, 20,509,649.16 and 9,062,585.28 is: 12,507,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860,440.28 : 20,509,649.16 = 9,062,585.28 : x
  2. Step 2: Convert to fraction form
    14,860,440.28/20,509,649.16 = 9,062,585.28/x
  3. Step 3: Cross multiply
    14,860,440.28x = 20,509,649.16 × 9,062,585.28
  4. Step 4: Simplify right side
    14,860,440.28x = 185,870,444,575,380.34
  5. Step 5: Solve for x
    x = 185,870,444,575,380.34/14,860,440.28
  6. Step 6: Final answer
    x = 12,507,734.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.